﻿//
// RandomNumberGenerator.cs
//
// Author: Jeffrey Stedfast <jestedfa@microsoft.com>
//
// Copyright (c) 2013-2019 Xamarin Inc. (www.xamarin.com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//

using System;
using Windows.Security.Cryptography;

namespace MailKit.Security {
	class RandomNumberGenerator : IDisposable
	{
		public static RandomNumberGenerator Create ()
		{
			return new RandomNumberGenerator ();
		}

		public void GetBytes (byte[] bytes)
		{
			var buffer = CryptographicBuffer.GenerateRandom ((uint) bytes.Length);
			byte[] rand;

			CryptographicBuffer.CopyToByteArray (buffer, out rand);

			Array.Copy (rand, 0, bytes, 0, rand.Length);
		}

		public void Dispose ()
		{
		}
	}
}
